Simple two-tone warning sounds on electric vehicles make it harder for pedestrians to locate cars, especially when multiple vehicles are present Traditional engine noise performs significantly better ...

We can hear electric cars but have no idea where they are, according to new research. A study from Chalmers University of Technology in Sweden shows that one of the most common signal types is very ...

As electric vehicles grow more popular, their warning sounds may not be doing enough to protect pedestrians. A Swedish study shows that these signals are hard to locate, especially when multiple ...

New 2025 tests show EV acoustic warnings are heard but not placed in crowds. Here’s why AVAS confuses—and how to fix it for pedestrian safety You’re at a busy crossing. Three electric cars roll in ...

HONOLULU, Dec. 1, 2025 — One of the many benefits of electric vehicles is that they are much quieter than traditional gasoline-powered vehicles. In some cases, though, they are too quiet. Automakers ...

Is there a risk of not hearing the traffic? — Image by © Tim Sandle Is there a risk of not hearing the traffic? — Image by © Tim Sandle Electric vehicles are ...

Using a toy gun converted into a laser pointer, a test subject in Chalmers' acoustics lab tries to locate warning sounds from electric cars. One of the most common signal types turned out to be very ...

As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 141, "Minimum Sound Requirements for Hybrid Electric Vehicles." ...